theory-and-algorithm-16QAM

直接4bit替换法的图像伪装技术以及对第四bit考察的matlab代码，其中需要两幅大小一样的图像(Direct 4bit image replacement method camouflage technologies, as well as inspection of the fourth bit of matlab code, one of two required size images)

this is a program that is useful to represent a sinusoidal signal and add two sinus using a white noise, then the convolution and correlation in representing the gaits is applied.

相干性分析m文件，适合于车辆试验频域分析(Coherence analysis m file, suitable for vehicle test frequency domain analysis)

皮萨论科（Pisarenko）谐波分解法,求得含噪声信号中的谐波频率(Pisanoko (Pisarenko) harmonic decomposition method, obtained with the noise signal in the harmonic frequency)

说明：  通过MONTE CARLO仿真说明DS扩频信号在抑制正弦干扰方面的有效性(MONTE CARLO simulation shows through the DS spread spectrum signal is sinusoidal interference suppression in the effectiveness of)

用matlab做的蒲丰投针动态仿真实验。用了GUI。投针预测Pi的值。(Using matlab to do Buffon needle cast of dynamic simulation. With a GUI. Needle cast predictive value of Pi.)

极速学习机,可以做模型预测、评价，比BP神经网络更优。(Fast learning machine, you can do the model prediction, evaluation, better than BP neural network.)

上传一个将正弦函数通过Delta-Sigma调节器转换成正负一的脉冲信号。并分别激励同一系统，得到良好的一致输出(Upload a sinusoidal function by Delta-Sigma modulator converts a signal of positive and negative pulse. And separately driven in the same system, to obtain a good coincidence output)

包括指纹图像的离散化，特征提取，gabor滤波等等。。(consist of dirImg,extract,gaborfilter,and so on.)

一种应用牛顿迭代法的MATLAB源程序 解决的是方程求根的问题(A MATLAB application of Newton iteration method to solve the source problem of finding roots of equations)